... 3mm, 4mm, 5mm, 6mm thickness round dot rubber sheet1. Round button rubber mat, also called dot rubber sheet, a coin-shaped bump ... and maintained. Click the Technical Support for the construction scheme;5. Applicable to stadium, gym, hospital, kindergarten, school, shooting gallery, ... bags( P.P bags),and pallet for transport density 1.5 stud coin rubber mat black round dot rubber sheet flooring